double minus1() { return -1.0; }

.LC0:    .long   3212836864
minus1:  flds    .LC0
         ret

for -Os gcc should use `fld1;fchs'.


-- 
           Summary: missed optimization / returning -1.0
           Product: gcc
           Version: 4.1.1
            Status: UNCONFIRMED
          Severity: enhancement
          Priority: P3
         Component: other
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: pluto at agmk dot net
 GCC build triplet: i686-pld-linux
  GCC host triplet: i686-pld-linux
GCC target triplet: i686-pld-linux


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=26915

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